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The strong acidity, Fe(superscript 2+) and rather lower concentration of alkalis ions are responsible for voltaite, not jarosite, crystallizing from the acidic iron-bearing water.

分析认为，废液呈强酸性、溶液中存在大量Fe(上标 2+)、碱金属离子含量偏低是蒸发结晶过程中形成绿钾铁矾而不是黄钾铁矾的主要原因。

We proposed that the high dispersed and nanosized extra-framework Fe〓O〓 in the zeolitic channel may be the active center of N〓O.

提出在该反应中，N〓O的吸附和活化中心可能是位于ZSM-5分子筛孔道内、高分散的Fe〓O〓。

The result indicated that the σ-AgFeO2 phases are the main att ribution to the surface oxygen property and CO oxidation activity of catalysts.M eanwhile,the Ag/Fe(1∶1)catalyst exhibited the highest reducibility and CO oxid ation activity among the other ratio of catalysts which resulted with the cr ystal of the σ-AgFeO2 in catalysts.

研究结果表明，催化剂上生成的σ-AgFeO2晶相结构对催化剂的表面氧性能及CO氧化反应贡献较大，同时发现，Ag/Fe(1∶1)催化剂的还原能力、氧脱附能力明显优于其他比例的催化剂，并与 CO氧化活性相对应。

Its main ingredients are Cu, B, Mn , Fe, Zn, Mo; other ingredients include: Al, Mg, K, Ti, Ca, P, Si, Na, V, Co, Ni, Li, Se, Ge, W, Ba as well as acidulated substance water-soluble ions and organic microinching factors, which can totally meet the requirements of improving the quality and production of all kinds of plants.

主要成份： Cu 、B、Mn、Fe、Zn、Mo其它成份：Al、Mg、K、Ti、Ca、P、Si、Na、V、Co、Ni、Li、Se、Ge、W、Ba等及酸化物水溶性离子、有机微动因子，完全能满足各类植物提高质量和产量的要求。

And agglutinates, the DTA test analysis through the imagestudies Fe to analyze the crystal influence in the glaze coloration.

并通过影像烧结、DTA测试分析研究Fe在釉中的着色析晶影响。

In this paper, the mechanical alloying process and magnetic properties of Fe-Si system are studied.

本文对Fe-Si体系的机械合金化过程及其磁性能作了研究。

Alloying is one of effective measures to improve the electrical properties of Fe〓Al alloys.

合金化是改善Fe〓Al电学性能的有效方法。

Mechanical alloying is a newly method to synthesize materials and is expected to produce Fe-Si alloys with high performance.

机械合金化是一种新兴的材料制备方法，有望成为制备高性能Fe-Si合金的有效途径。

The effects of Si and Fe in aluminum alloy on the soldering tendencies had been studied by hot dip aluminizing.

通过热浸铝试验，分析了铝合金中的Si、Fe元素对铝合金熔体与模具钢间的相互作用及焊合倾向性的影响。

The results show that the magnetization of Fe overlayers iscrucially determined by the state of GaxS passivation layer and the presence of excess Asafter the anneals.

着重分析了S钝化GaAs衬底的表面化学结构与Fe薄膜磁性质之间的联系，表面化学特性的改变通过改变钝化表面的退火温度来实现。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。